public class Thoroughbred {
	private String _mother;
	private String _father;
	private int _birthyear;

	public void getCurrentAge() {
		throw new UnsupportedOperationException();
	}

	public void getFather() {
		throw new UnsupportedOperationException();
	}

	public void getMother() {
		throw new UnsupportedOperationException();
	}
}